Dental chair



FIG. 1 is a right side perspective view of a dental chair showing my new design;

FIG. 2 is a right side view, the left side view being a mirror image thereof;

FIG. 3 is a front view thereof; and,

FIG. 4 is a rear view thereof.

The broken lines shown herein are for illustrative purposes only and form no part of the claimed design. The bottom forms no part of the claimed design. 

The ornamental design for a dental chair, as shown and described. 